Digital Swimming Diving Watch 10ATM Water Resistant with Multiple Functions Lap Stop Alarm Calendar and Backlight Watch, Clock,

-Waterproof level is 10ATM and can work normally at depths of 100 meters (330 feet). Excellent waterproof performance allows it to be worn during water sports such as diving, snorkeling, swimming, surfing, boating, and other sports such as hiking, jogging, and cycling. - Built-in lap stopwatch function to meet the timing needs of coaches and referees in sporting events with multiple participants. -Support useful functions such as alarm clock, time signal, calendar, backlight, etc. -Supports 12-hour or 24-hour format display, can accommodate different people's time reading habits. -The watch battery is replaceable. If the watch stops working or the characters on the display become unclear, please replace the watch battery in a timely manner. Main features: - Waterproof level up to 10ATM and works normally at depths of 100 meters (330 feet). - Accurate month, date, hour, minute, second, and day of the week display. -This watch has built-in lap stopwatch function. -Support useful functions such as alarm clock, time signal, calendar, backlight, etc. -12 hour/24 hour format switchable. -Japanese quartz movement. -Comfortable and soft TPU watch strap. -Shock resistant. Parameters: Time accuracy: ±30 seconds/month Maximum water depth: 100m (330ft) Clock shape: rectangle Display type: Digital Watch Movement Type: Japanese Quartz Battery code: CR2016 Working time: 1.5-2 years Dial window material: high transparency resin Watch case material: ABS Dial color: gray Case size: 36x32.6mm (1.4x1.3 inch) Case thickness: 9mm/0.35inch Watch strap material: TPU Watch strap color: white Clasp type: pin buckle Watch strap width: 21mm/0.83inch Maximum wrist circumference: 215mm/8.46inch Minimum wrist circumference: 135mm/5.31inch Product weight: 38g/0.08lb Package weight: 132g/0.29lb Note: The watch battery is replaceable. If the watch stops working or the characters on the display become unclear, please replace the watch battery in a timely manner.